Finding the Fourth Proportional to 736,665,273.99, 1,105,172,091.90 and 238,674,983.31

Step by Step Solution

1. Step 1: Write the proportion equation
   736,665,273.99 : 1,105,172,091.90 = 238,674,983.31 : x
2. Step 2: Convert to fraction form
   736,665,273.99/1,105,172,091.90 = 238,674,983.31/x
3. Step 3: Cross multiply
   736,665,273.99x = 1,105,172,091.90 × 238,674,983.31
4. Step 4: Simplify right side
   736,665,273.99x = 263,776,930,588,910,304
5. Step 5: Solve for x
   x = 263,776,930,588,910,304/736,665,273.99
6. Step 6: Final answer
   x = 358,068,908.50